/*
 * Copyright (c) 2008-2020, Hazelcast, Inc. All Rights Reserved.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.hazelcast.sql.impl.plan.node.io;

import com.hazelcast.sql.impl.plan.node.PlanNode;

/**
 * Common interface for all input-output nodes.
 */
public interface EdgeAwarePlanNode extends PlanNode {
    /**
     * @return {@code true} if this is an outbound node, {@code false} if this is an inbound node.
     */
    boolean isSender();

    /**
     * @return Edge ID.
     */
    int getEdgeId();
}
